The Blue Dasher is a common type of dragonfly that is found throughout North America. They have a vibrant blue color, females with a yellow strip while the males have a white stripe. Blue Dashers are carnivorous and are capable of eating hundreds of insects every day. This dragonfly lives near still, calm bodies of water, such as ponds, marshes, slow-moving waterways, and ditches, in warm areas typically at low elevations.